- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°35'4"N 3°39'37"W
- Eastings/Northings: 285054, 188599
- OS Grid: SS850885
- Mapcode Local: GBR H8.CKYN
- Mapcode Global: VH5H3.HFQP
Location and coordinates are for the approximate centre of Cwm Cae-Lloi within this administrative area.
Geographic features and populated places may cross administrative borders.